Automated product emails are great for keeping your subscribers engaged with emails containing products relevant to them. However for most stores – your subscribers won't want product after product in their inbox every day. Follow these frequency guidelines when sending auto-product emails.
How to Calculate Average Time Between Purchases
First calculate Average Purchase Frequency
Average Purchase Frequency =
Total Orders (365 days) / Number of Unique Customers (365 days)
Then calculate Average Time Between Purchases
Average Time Between Purchases =
365 days / Average Purchase Frequency
Remember to mix up your emails with regular email newsletters featuring content, new products, and sales.